[Couenne] large number of error messages

[victor.zverovich at gmail.com]

Setting print_level to 0 in couenne_options did the trick. Wouldn't it
better to make it the default?

Thanks,
Victor

On Sat, May 30, 2015 at 9:53 AM Pietro Belotti <petr.7b6 at gmail.com> wrote:

> Actually, that turned out much easier than I thought. Please try
> adding the line "print_level 0" to the option file couenne.opt.
>
> Regards,
> Pietro
>
> On Sat, May 30, 2015 at 5:35 PM, Pietro Belotti <petr.7b6 at gmail.com>
> wrote:
> > Hi Victor,
> >
> > I'm aware of that. This is due to the Ipopt/AMPL interface
> > (Ipopt/src/Apps/AmplSolver/AmplTNLP.cpp), in particular function
> > nerror_ok(), line 1461: every time an evaluation error is encountered
> > a message is printed. I'm trying now to set the output level for that
> > specific message handler from within Couenne, since the print is the
> > Ipopt source so I can't directly control that. I'll keep you posted.
> >
> > Pietro
> >
> >
> >
> > On Wed, May 27, 2015 at 1:15 AM, victor.zverovich at gmail.com
> > <victor.zverovich at gmail.com> wrote:
> >> And another issue with the output: running Couenne on the CUTE test set
> >> produced ~1GB of identical error messages:
> >>
> >>   Error in an AMPL evaluation. Run with "halt_on_ampl_error yes" to see
> >> details.
> >>
> >> It would be nice if the error message was only produced once per
> >> optimization problem to avoid flooding the output by domain errors and
> such.
> >>
> >> Best regards,
> >> Victor
> >>
> >> _______________________________________________
> >> Couenne mailing list
> >> Couenne at list.coin-or.org
> >> http://list.coin-or.org/mailman/listinfo/couenne
>
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